Most 50 React JS Interview Question & Answer | CodeBaaj | Digital Marketing Agency |
🔹 React Basics (1–15) 1. What is React? React is a JavaScript library used to build fast, interactive user interfaces, especially Single Page Applications (SPA). 2. Who developed React? React was developed by Facebook (Meta). 3. What are components in React? Components are reusable UI blocks in React. 4. Types of components? 5. What is…